Home / 195,289.41-269,488.53-109,231.77

Finding the Fourth Proportional to 195,289.41, 269,488.53 and 109,231.77

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Solution

The fourth proportional to 195,289.41, 269,488.53 and 109,231.77 is: 150,733.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,289.41 : 269,488.53 = 109,231.77 : x
  2. Step 2: Convert to fraction form
    195,289.41/269,488.53 = 109,231.77/x
  3. Step 3: Cross multiply
    195,289.41x = 269,488.53 × 109,231.77
  4. Step 4: Simplify right side
    195,289.41x = 29,436,709,126.60
  5. Step 5: Solve for x
    x = 29,436,709,126.60/195,289.41
  6. Step 6: Final answer
    x = 150,733.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.